/Engine/Plugins/Runtime/RigVM/Source/RigVM/Public/RigVMCore/RigVMTemplate.h
Returns true if the template can resolve an argument to a new type
bool ResolveArgument ( const [FName](API\Runtime\Core\UObject\FName) & InArgumentName, const [TRigVMTypeIndex](API\Plugins\RigVM\RigVMCore\TRigVMTypeIndex) InTypeIndex, [FTypeMap](API\Plugins\RigVM\RigVMCore\FRigVMTemplate\FTypeMap) & InOutTypes ) const